Package | Description |
---|---|
org.apache.lucene.codecs |
Codecs API: API for customization of the encoding and structure of the index.
|
org.apache.lucene.codecs.asserting |
Codec for testing that asserts various contracts of the codec apis.
|
org.apache.lucene.codecs.blockterms |
Pluggable term index / block terms dictionary implementations.
|
org.apache.lucene.codecs.blocktreeords |
Same postings format as Lucene50, except the terms dictionary also
supports ords, i.e.
|
org.apache.lucene.codecs.bloom |
Codec PostingsFormat for fast access to low-frequency terms
such as primary key fields.
|
org.apache.lucene.codecs.cheapbastard |
Codec that unreasonably tries to use as little RAM as possible.
|
org.apache.lucene.codecs.compressing |
StoredFieldsFormat that allows cross-document and cross-field compression of stored fields.
|
org.apache.lucene.codecs.compressing.dummy |
Dummy CompressingCodec implementation used for testing.
|
org.apache.lucene.codecs.cranky |
Codec for testing that throws random IOExceptions
|
org.apache.lucene.codecs.idversion |
A primary-key postings format that associates a version (long) with each term and
can provide fail-fast lookups by ID and version.
|
org.apache.lucene.codecs.lucene50 |
Components from the Lucene 5.0 index format
See
org.apache.lucene.codecs.lucene50 for an overview
of the index format. |
org.apache.lucene.codecs.lucene54 |
Lucene 5.4 file format.
|
org.apache.lucene.codecs.lucene60 |
Components from the Lucene 6.0 index format.
|
org.apache.lucene.codecs.lucene62 |
Components from the Lucene 6.2 index format
See
org.apache.lucene.codecs.lucene70 for an overview
of the current index format. |
org.apache.lucene.codecs.lucene70 |
Lucene 7.0 file format.
|
org.apache.lucene.codecs.memory |
Term dictionary, DocValues or Postings formats that are read
entirely into memory.
|
org.apache.lucene.codecs.mockrandom |
Frankenstein codec for testing that pieces together random components.
|
org.apache.lucene.codecs.perfield |
Postings format that can delegate to different formats per-field.
|
org.apache.lucene.codecs.ramonly |
Codec for testing that never writes to disk.
|
org.apache.lucene.codecs.simpletext |
Simpletext Codec: writes human readable postings.
|
org.apache.lucene.index |
Code to maintain and access indices.
|
org.apache.lucene.search.suggest.document |
Support for document suggestion
|
org.apache.lucene.util |
Some utility classes.
|
Modifier and Type | Class and Description |
---|---|
class |
Codec
Encodes/decodes an inverted index segment.
|
class |
DocValuesFormat
Encodes/decodes per-document values.
|
class |
FilterCodec
A codec that forwards all its method calls to another codec.
|
class |
PostingsFormat
Encodes/decodes terms, postings, and proximity data.
|
Modifier and Type | Class and Description |
---|---|
class |
AssertingCodec
Acts like the default codec but with additional asserts.
|
class |
AssertingDocValuesFormat
Just like the default but with additional asserts.
|
class |
AssertingPostingsFormat
Just like the default postings format but with additional asserts.
|
Modifier and Type | Class and Description |
---|---|
class |
LuceneFixedGap
Customized version of
Lucene50PostingsFormat that uses
FixedGapTermsIndexWriter . |
class |
LuceneVarGapDocFreqInterval
Customized version of
Lucene50PostingsFormat that uses
VariableGapTermsIndexWriter with a fixed interval, but
forcing high docfreq terms to be indexed terms. |
class |
LuceneVarGapFixedInterval
Customized version of
Lucene50PostingsFormat that uses
VariableGapTermsIndexWriter with a fixed interval. |
Modifier and Type | Class and Description |
---|---|
class |
BlockTreeOrdsPostingsFormat
Uses
OrdsBlockTreeTermsWriter with Lucene50PostingsWriter . |
Modifier and Type | Class and Description |
---|---|
class |
BloomFilteringPostingsFormat
A
PostingsFormat useful for low doc-frequency fields such as primary
keys. |
class |
TestBloomFilteredLucenePostings
A class used for testing
BloomFilteringPostingsFormat with a concrete
delegate (Lucene41). |
Modifier and Type | Class and Description |
---|---|
class |
CheapBastardCodec
Codec that tries to use as little ram as possible because he spent all his money on beer
|
Modifier and Type | Class and Description |
---|---|
class |
CompressingCodec
A codec that uses
CompressingStoredFieldsFormat for its stored
fields and delegates to the default codec for everything else. |
class |
FastCompressingCodec
CompressionCodec that uses
CompressionMode.FAST |
class |
FastDecompressionCompressingCodec
CompressionCodec that uses
CompressionMode.FAST_DECOMPRESSION |
class |
HighCompressionCompressingCodec
CompressionCodec that uses
CompressionMode.HIGH_COMPRESSION |
Modifier and Type | Class and Description |
---|---|
class |
DummyCompressingCodec
CompressionCodec that does not compress data, useful for testing.
|
Modifier and Type | Class and Description |
---|---|
class |
CrankyCodec
Codec for testing that throws random IOExceptions
|
Modifier and Type | Class and Description |
---|---|
class |
IDVersionPostingsFormat
A PostingsFormat optimized for primary-key (ID) fields that also
record a version (long) for each ID, delivered as a payload
created by
IDVersionPostingsFormat.longToBytes(long, org.apache.lucene.util.BytesRef) during indexing. |
Modifier and Type | Class and Description |
---|---|
class |
Lucene50PostingsFormat
Lucene 5.0 postings format, which encodes postings in packed integer blocks
for fast decode.
|
Modifier and Type | Class and Description |
---|---|
class |
Lucene54DocValuesFormat
Deprecated.
|
Modifier and Type | Class and Description |
---|---|
class |
Lucene60Codec
Deprecated.
Only for 6.0 back compat
|
Modifier and Type | Class and Description |
---|---|
class |
Lucene62Codec
Implements the Lucene 6.2 index format, with configurable per-field postings
and docvalues formats.
|
Modifier and Type | Class and Description |
---|---|
class |
Lucene70Codec
Implements the Lucene 7.0 index format, with configurable per-field postings
and docvalues formats.
|
class |
Lucene70DocValuesFormat
Lucene 7.0 DocValues format.
|
Modifier and Type | Class and Description |
---|---|
class |
DirectDocValuesFormat
In-memory docvalues format that does no (or very little)
compression.
|
class |
DirectPostingsFormat
Wraps
Lucene50PostingsFormat format for on-disk
storage, but then at read time loads and stores all
terms and postings directly in RAM as byte[], int[]. |
class |
FSTOrdPostingsFormat
FSTOrd term dict + Lucene50PBF
|
class |
FSTPostingsFormat
FST term dict + Lucene50PBF
|
class |
MemoryDocValuesFormat
In-memory docvalues format
|
class |
MemoryPostingsFormat
Stores terms and postings (docs, positions, payloads) in
RAM, using an FST.
|
Modifier and Type | Class and Description |
---|---|
class |
MockRandomPostingsFormat
Randomly combines terms index impl w/ postings impls.
|
Modifier and Type | Class and Description |
---|---|
class |
PerFieldDocValuesFormat
Enables per field docvalues support.
|
class |
PerFieldPostingsFormat
Enables per field postings support.
|
Modifier and Type | Class and Description |
---|---|
class |
RAMOnlyPostingsFormat
Stores all postings data in RAM, but writes a small
token (header + single int) to identify which "slot" the
index is using in RAM HashMap.
|
Modifier and Type | Class and Description |
---|---|
class |
SimpleTextCodec
plain text index format.
|
Modifier and Type | Class and Description |
---|---|
class |
RandomCodec
Codec that assigns per-field random postings formats.
|
Modifier and Type | Class and Description |
---|---|
class |
Completion50PostingsFormat
|
class |
CompletionPostingsFormat
A
PostingsFormat which supports document suggestion based on
indexed SuggestField s. |
Modifier and Type | Class and Description |
---|---|
class |
NamedSPILoader<S extends NamedSPILoader.NamedSPI>
Helper class for loading named SPIs from classpath (e.g.
|
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